What are carbohydrates ? from Biology Biomolecules

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Biomolecules

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1. What are major elements of a cell ?

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2. What is the percentage of nucleic acids in cells ?

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3. What is the general formula of carbohydrates ?

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4. Name one monosaccharide which provides energy ?

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5. Give the names of two monosaccharide sugars.

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6. Name a carbohydrate that can reduce Cu⁺⁺ to Cu⁺.

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7. Give the names of two acidic aminoacids.

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8. What are the contents of lactose ?

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9. Give the names of two nucleotides.

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10. What are carbohydrates ?

Carbohydrates are organic compounds composed of carbon, hydrogen and oxygen where the last two are in the ratio of 2 : 1 same as in water (H₂0). A carbohydrate is an organic compound which is broken down to release energy. Carbohydrates are represented by a general formula C_nH_2nO_n. For example, C₆H₁₂O₆ or glucose is an carbohydrate.

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